Physical Evidence That Supports the Sliding Filament Theory of Muscle

question 31

Multiple Choice

Physical evidence that supports the sliding filament theory of muscle contraction includes

• A)constant distance between Z lines during contraction.
• B)decreased width of the H band during contraction.
• C)increased width of the I band during contraction.
• D)decreased width of the A band during contraction.
• E)the I band and H band distance is constant during contraction.

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Definitions:

LCL

Lower Control Limit, a statistical measure in quality control processes that defines the lower threshold acceptable for variation.

UCL

Upper Control Limit, a line on a control chart that represents the maximum acceptable limit of variation in a process.

T-distribution

A statistical probability distribution utilized for estimating parameters of a population when dealing with a small sample size and an unknown population variance.

Degrees Of Freedom

The number of independent pieces of information available to estimate another parameter or the dimensionality of a statistical calculation.